LogrobotLM

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FANUC Alarm PNT2-115 — Pulse coder battery discon alarm

FANUC PNT2-115 (“Pulse coder battery discon alarm”): The battery voltage for the pulse coder is zero volts. First check: Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.

Updated 2026-09-17 · LogrobotLM reference

Description

The battery voltage for the pulse coder is zero volts.

Remedy

Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.

Related codes

PNT2-113Servo amp overheat alarmPNT2-114Collision alarmPNT2-116Pulse coder alarmPNT2-117Pulse coder battery low alarm

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →